package com.wenhai.easyexcel.guava;

import com.google.common.collect.HashMultimap;

import java.util.Set;

public class GuavaApiDemo {
    public static void main(String[] args) {
        // 按渠道分组
        HashMultimap<Long, String> multimap = HashMultimap.create();
        multimap.put(1L, "2");
        multimap.put(1L, "3");
        Set<String> strings = multimap.get(1L);
        System.out.println(strings);
    }
}
